CHALLENGE/Onyx Diagnostic Road Map 2-25
Figure 2-8 MC3 Memory Board Error Detection Logic
Addr/Cmd (48 + 2 Parity)
Data (256 + 8 Parity)
MD
ASIC
MD
ASIC
MA
ASIC
MD
ASIC
MD
ASIC
12
34
Leaf 0 DRAM
Data
(512 + 64 ECC)
Leaf 1 DRAM
Data
(512 + 64 ECC)
Addr
Addr
Ebus
Addr
Ebus
Data
